Transaction not yet indexed

21zmCcemfuHJ4Urk8ChPU5hDyoGGKLKFTN7Pg8aMm8piq6p7wqTG51srgb4Li2TwJsAXtGMb5tYAxNgPZfgWQPfG

The transaction signature is valid but not yet indexed by this RPC node, or the transaction failed before inclusion.